Don't let storms hold up your hikes. With the waterproof-breathable protection of this seam-sealed jacket, you'll be ready to trek on in the rain. A completely waterproof, breathable, and lightweight rain coat. A windbreaker with a drawcord adjustable hem, zippered chest pocket, zippered hand pockets, and adjustable cuffs that will keep the elements out. Offered in multiple colors and sizes. Extended sizing available. Regular Fit. To ensure the size you choose is right, utilize our sizing chart and the following measurement instructions: For the sleeves, start at the center back of your neck and measure across the shoulder and down to the sleeve. If you come up with a partial number, round up to the next even number. For the chest, measure at the fullest part of the chest, under the armpits and over the shoulder blades, keeping the tape measure firm and level.